Portable compressor



FIG. 1 is a front, top, left side perspective view of a portable compressor showing our new design;

FIG. 2 is a rear, top, right side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken line showing of elements are for illustrative purposes only and form no part of the claimed invention. 

The ornamental design for a portable compressor, as shown and described. 